﻿layui.define(["jquery"], function (exports) {
    var $ = layui.jquery;
    var jQuery = layui.jquery;
    (function ($) {
        'use strict';

        /*
        * Add integers, wrapping at 2^32. This uses 16-bit operations internally
        * to work around bugs in some JS interpreters.
        */
        function safe_add(x, y) {
            var lsw = (x & 0xFFFF) + (y & 0xFFFF),
                msw = (x >> 16) + (y >> 16) + (lsw >> 16);
            return (msw << 16) | (lsw & 0xFFFF);
        }

        /*
        * Bitwise rotate a 32-bit number to the left.
        */
        function bit_rol(num, cnt) {
            return (num << cnt) | (num >>> (32 - cnt));
        }

        /*
        * These functions implement the four basic operations the algorithm uses.
        */
        function md5_cmn(q, a, b, x, s, t) {
            return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b);
        }
        function md5_ff(a, b, c, d, x, s, t) {
            return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
        }
        function md5_gg(a, b, c, d, x, s, t) {
            return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
        }
        function md5_hh(a, b, c, d, x, s, t) {
            return md5_cmn(b ^ c ^ d, a, b, x, s, t);
        }
        function md5_ii(a, b, c, d, x, s, t) {
            return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
        }

        /*
        * Calculate the MD5 of an array of little-endian words, and a bit length.
        */
        function binl_md5(x, len) {
            /* append padding */
            x[len >> 5] |= 0x80 << ((len) % 32);
            x[(((len + 64) >>> 9) << 4) + 14] = len;

            var i, olda, oldb, oldc, oldd,
                a = 1732584193,
                b = -271733879,
                c = -1732584194,
                d = 271733878;

            for (i = 0; i < x.length; i += 16) {
                olda = a;
                oldb = b;
                oldc = c;
                oldd = d;

                a = md5_ff(a, b, c, d, x[i], 7, -680876936);
                d = md5_ff(d, a, b, c, x[i + 1], 12, -389564586);
                c = md5_ff(c, d, a, b, x[i + 2], 17, 606105819);
                b = md5_ff(b, c, d, a, x[i + 3], 22, -1044525330);
                a = md5_ff(a, b, c, d, x[i + 4], 7, -176418897);
                d = md5_ff(d, a, b, c, x[i + 5], 12, 1200080426);
                c = md5_ff(c, d, a, b, x[i + 6], 17, -1473231341);
                b = md5_ff(b, c, d, a, x[i + 7], 22, -45705983);
                a = md5_ff(a, b, c, d, x[i + 8], 7, 1770035416);
                d = md5_ff(d, a, b, c, x[i + 9], 12, -1958414417);
                c = md5_ff(c, d, a, b, x[i + 10], 17, -42063);
                b = md5_ff(b, c, d, a, x[i + 11], 22, -1990404162);
                a = md5_ff(a, b, c, d, x[i + 12], 7, 1804603682);
                d = md5_ff(d, a, b, c, x[i + 13], 12, -40341101);
                c = md5_ff(c, d, a, b, x[i + 14], 17, -1502002290);
                b = md5_ff(b, c, d, a, x[i + 15], 22, 1236535329);

                a = md5_gg(a, b, c, d, x[i + 1], 5, -165796510);
                d = md5_gg(d, a, b, c, x[i + 6], 9, -1069501632);
                c = md5_gg(c, d, a, b, x[i + 11], 14, 643717713);
                b = md5_gg(b, c, d, a, x[i], 20, -373897302);
                a = md5_gg(a, b, c, d, x[i + 5], 5, -701558691);
                d = md5_gg(d, a, b, c, x[i + 10], 9, 38016083);
                c = md5_gg(c, d, a, b, x[i + 15], 14, -660478335);
                b = md5_gg(b, c, d, a, x[i + 4], 20, -405537848);
                a = md5_gg(a, b, c, d, x[i + 9], 5, 568446438);
                d = md5_gg(d, a, b, c, x[i + 14], 9, -1019803690);
                c = md5_gg(c, d, a, b, x[i + 3], 14, -187363961);
                b = md5_gg(b, c, d, a, x[i + 8], 20, 1163531501);
                a = md5_gg(a, b, c, d, x[i + 13], 5, -1444681467);
                d = md5_gg(d, a, b, c, x[i + 2], 9, -51403784);
                c = md5_gg(c, d, a, b, x[i + 7], 14, 1735328473);
                b = md5_gg(b, c, d, a, x[i + 12], 20, -1926607734);

                a = md5_hh(a, b, c, d, x[i + 5], 4, -378558);
                d = md5_hh(d, a, b, c, x[i + 8], 11, -2022574463);
                c = md5_hh(c, d, a, b, x[i + 11], 16, 1839030562);
                b = md5_hh(b, c, d, a, x[i + 14], 23, -35309556);
                a = md5_hh(a, b, c, d, x[i + 1], 4, -1530992060);
                d = md5_hh(d, a, b, c, x[i + 4], 11, 1272893353);
                c = md5_hh(c, d, a, b, x[i + 7], 16, -155497632);
                b = md5_hh(b, c, d, a, x[i + 10], 23, -1094730640);
                a = md5_hh(a, b, c, d, x[i + 13], 4, 681279174);
                d = md5_hh(d, a, b, c, x[i], 11, -358537222);
                c = md5_hh(c, d, a, b, x[i + 3], 16, -722521979);
                b = md5_hh(b, c, d, a, x[i + 6], 23, 76029189);
                a = md5_hh(a, b, c, d, x[i + 9], 4, -640364487);
                d = md5_hh(d, a, b, c, x[i + 12], 11, -421815835);
                c = md5_hh(c, d, a, b, x[i + 15], 16, 530742520);
                b = md5_hh(b, c, d, a, x[i + 2], 23, -995338651);

                a = md5_ii(a, b, c, d, x[i], 6, -198630844);
                d = md5_ii(d, a, b, c, x[i + 7], 10, 1126891415);
                c = md5_ii(c, d, a, b, x[i + 14], 15, -1416354905);
                b = md5_ii(b, c, d, a, x[i + 5], 21, -57434055);
                a = md5_ii(a, b, c, d, x[i + 12], 6, 1700485571);
                d = md5_ii(d, a, b, c, x[i + 3], 10, -1894986606);
                c = md5_ii(c, d, a, b, x[i + 10], 15, -1051523);
                b = md5_ii(b, c, d, a, x[i + 1], 21, -2054922799);
                a = md5_ii(a, b, c, d, x[i + 8], 6, 1873313359);
                d = md5_ii(d, a, b, c, x[i + 15], 10, -30611744);
                c = md5_ii(c, d, a, b, x[i + 6], 15, -1560198380);
                b = md5_ii(b, c, d, a, x[i + 13], 21, 1309151649);
                a = md5_ii(a, b, c, d, x[i + 4], 6, -145523070);
                d = md5_ii(d, a, b, c, x[i + 11], 10, -1120210379);
                c = md5_ii(c, d, a, b, x[i + 2], 15, 718787259);
                b = md5_ii(b, c, d, a, x[i + 9], 21, -343485551);

                a = safe_add(a, olda);
                b = safe_add(b, oldb);
                c = safe_add(c, oldc);
                d = safe_add(d, oldd);
            }
            return [a, b, c, d];
        }

        /*
        * Convert an array of little-endian words to a string
        */
        function binl2rstr(input) {
            var i,
                output = '';
            for (i = 0; i < input.length * 32; i += 8) {
                output += String.fromCharCode((input[i >> 5] >>> (i % 32)) & 0xFF);
            }
            return output;
        }

        /*
        * Convert a raw string to an array of little-endian words
        * Characters >255 have their high-byte silently ignored.
        */
        function rstr2binl(input) {
            var i,
                output = [];
            output[(input.length >> 2) - 1] = undefined;
            for (i = 0; i < output.length; i += 1) {
                output[i] = 0;
            }
            for (i = 0; i < input.length * 8; i += 8) {
                output[i >> 5] |= (input.charCodeAt(i / 8) & 0xFF) << (i % 32);
            }
            return output;
        }

        /*
        * Calculate the MD5 of a raw string
        */
        function rstr_md5(s) {
            return binl2rstr(binl_md5(rstr2binl(s), s.length * 8));
        }

        /*
        * Calculate the HMAC-MD5, of a key and some data (raw strings)
        */
        function rstr_hmac_md5(key, data) {
            var i,
                bkey = rstr2binl(key),
                ipad = [],
                opad = [],
                hash;
            ipad[15] = opad[15] = undefined;
            if (bkey.length > 16) {
                bkey = binl_md5(bkey, key.length * 8);
            }
            for (i = 0; i < 16; i += 1) {
                ipad[i] = bkey[i] ^ 0x36363636;
                opad[i] = bkey[i] ^ 0x5C5C5C5C;
            }
            hash = binl_md5(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
            return binl2rstr(binl_md5(opad.concat(hash), 512 + 128));
        }

        /*
        * Convert a raw string to a hex string
        */
        function rstr2hex(input) {
            var hex_tab = '0123456789abcdef',
                output = '',
                x,
                i;
            for (i = 0; i < input.length; i += 1) {
                x = input.charCodeAt(i);
                output += hex_tab.charAt((x >>> 4) & 0x0F) +
                    hex_tab.charAt(x & 0x0F);
            }
            return output;
        }

        /*
        * Encode a string as utf-8
        */
        function str2rstr_utf8(input) {
            return unescape(encodeURIComponent(input));
        }

        /*
        * Take string arguments and return either raw or hex encoded strings
        */
        function raw_md5(s) {
            return rstr_md5(str2rstr_utf8(s));
        }
        function hex_md5(s) {
            return rstr2hex(raw_md5(s));
        }
        function raw_hmac_md5(k, d) {
            return rstr_hmac_md5(str2rstr_utf8(k), str2rstr_utf8(d));
        }
        function hex_hmac_md5(k, d) {
            return rstr2hex(raw_hmac_md5(k, d));
        }

        $.md5 = function (string, key, raw) {
            if (!key) {
                if (!raw) {
                    return hex_md5(string);
                } else {
                    return raw_md5(string);
                }
            }
            if (!raw) {
                return hex_hmac_md5(key, string);
            } else {
                return raw_hmac_md5(key, string);
            }
        };

    })(jQuery);
    exports('md5', $.md5);
});